#include <stdio.h>

// 输入 3 个数，打印输出其中最大的数

int main()
{
    int a, b, c, Max;
    printf("please enter 3 number:\n");
    scanf("%d %d %d", &a, &b, &c);
    if (a > b)
    {
        Max = a;
    }
    else
    {
        Max = b;
    }
    if (c > Max)
    {
        Max = c;
    }
    printf("the max of [%d %d %d] is %d\n", a, b, c, Max);
}